Number of nX4 0..3 arrays with no three equal values forming an isosceles triangle, and new values introduced in 0..3 order.

A273967

Number of nX4 0..3 arrays with no three equal values forming an isosceles triangle, and new values introduced in 0..3 order.

Terms

    a(0) =15a(1) =1264a(2) =24587a(3) =49534a(4) =36817a(5) =40569a(6) =36570a(7) =90627a(8) =89429a(9) =182457a(10) =100921a(11) =179282a(12) =121279a(13) =301658a(14) =206783a(15) =445549a(16) =325633a(17) =652935a(18) =526099a(19) =1011751a(20) =897383a(21) =1627068a(22) =1524277a(23) =2600188a(24) =2533039a(25) =4097718a(26) =4108747a(27) =6343186a(28) =6487741a(29) =9626296

External references